summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--drivers/acpi/pci_root.c20
-rw-r--r--include/acpi/acpi_bus.h3
2 files changed, 7 insertions, 16 deletions
diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c
index d2ae816df0f5..77cd19697b1e 100644
--- a/drivers/acpi/pci_root.c
+++ b/drivers/acpi/pci_root.c
@@ -249,12 +249,8 @@ static acpi_status acpi_pci_query_osc(struct acpi_pci_root *root,
status = acpi_pci_run_osc(root->device->handle, capbuf, &result);
if (ACPI_SUCCESS(status)) {
root->osc_support_set = support;
- if (control) {
+ if (control)
*control = result;
- } else {
- root->osc_control_qry = result;
- root->osc_queried = 1;
- }
}
return status;
}
@@ -409,14 +405,12 @@ acpi_status acpi_pci_osc_control_set(acpi_handle handle, u32 flags)
goto out;
/* Need to query controls first before requesting them */
- if (!root->osc_queried) {
- status = acpi_pci_query_osc(root, root->osc_support_set, NULL);
- if (ACPI_FAILURE(status))
- goto out;
- }
- if ((root->osc_control_qry & control_req) != control_req) {
- printk(KERN_DEBUG
- "Firmware did not grant requested _OSC control\n");
+ flags = control_req;
+ status = acpi_pci_query_osc(root, root->osc_support_set, &flags);
+ if (ACPI_FAILURE(status))
+ goto out;
+
+ if (flags != control_req) {
status = AE_SUPPORT;
goto out;
}
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index baacd98e7cc6..4de84ce3a927 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -377,9 +377,6 @@ struct acpi_pci_root {
u32 osc_support_set; /* _OSC state of support bits */
u32 osc_control_set; /* _OSC state of control bits */
- u32 osc_control_qry; /* the latest _OSC query result */
-
- u32 osc_queried:1; /* has _OSC control been queried? */
};
/* helper */